There are cases where passengers do not allow lotkrapao and the aircraft fall air, the luggage locks open. Make the bags fall put passengers (non-Air Asia) if the weight not exceeding 7 kg are also safe.
If the passenger has not loaded the bag. Then the air plane luggage lock open. Put the luggage of passengers (not Air Asia) If weight of 7 kg are safe.
There are cases where passengers refused to load the bag. And the turbulence makes the lock bags open. The bag fell on the passengers (not Air Asia) if the weight does not exceed 7 kg is safe.